Re: svn commit: r299556 - head/sys/dev/ixl

[Adrian Chadd]

Hi,

ixl doesn't build on -HEAD. The netmap ixl bits also aren't building
for me. What gives? :)


-a
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svn commit: r299556 - head/sys/dev/ixl

[Eric Joyner]

Author: erj
Date: Thu May 12 18:22:34 2016
New Revision: 299556
URL: https://svnweb.freebsd.org/changeset/base/299556

Log:
  ixl: Re-add a change to TC0 setup made in D5203.
  
  Differential Revision:  https://reviews.freebsd.org/D6211
  Reviewed by:sbruno, kmacy, jeffrey.e.pie...@intel.com
  MFC after:  2 weeks
  Sponsored by:   Intel Corporation

Modified:
  head/sys/dev/ixl/if_ixl.c

Modified: head/sys/dev/ixl/if_ixl.c
==
--- head/sys/dev/ixl/if_ixl.c   Thu May 12 18:22:12 2016(r299555)
+++ head/sys/dev/ixl/if_ixl.c   Thu May 12 18:22:34 2016(r299556)
@@ -3115,9 +3115,17 @@ ixl_initialize_vsi(struct ixl_vsi *vsi)
*/
ctxt.info.valid_sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID;
ctxt.info.mapping_flags |= I40E_AQ_VSI_QUE_MAP_CONTIG;
-   ctxt.info.queue_mapping[0] = 0; 
-   /* This VSI is assigned 64 queues (we may not use all of them) */
-   ctxt.info.tc_mapping[0] = 0x0c00;
+   /* In contig mode, que_mapping[0] is first queue index used by this VSI 
*/
+   ctxt.info.queue_mapping[0] = 0;
+   /*
+* This VSI will only use traffic class 0; start traffic class 0's
+* queue allocation at queue 0, and assign it 64 (2^6) queues (though
+* the driver may not use all of them).
+*/
+   ctxt.info.tc_mapping[0] = ((0 << I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT)
+   & I40E_AQ_VSI_TC_QUE_OFFSET_MASK) |
+   ((6 << I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT)
+   & I40E_AQ_VSI_TC_QUE_NUMBER_MASK);
 
/* Set VLAN receive stripping mode */
ctxt.info.valid_sections |= I40E_AQ_VSI_PROP_VLAN_VALID;
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